Home / 2,872,165,042.35-4,302,214,218.81-1,822,362,873.30

Finding the Fourth Proportional to 2,872,165,042.35, 4,302,214,218.81 and 1,822,362,873.30

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Solution

The fourth proportional to 2,872,165,042.35, 4,302,214,218.81 and 1,822,362,873.30 is: 2,729,716,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,165,042.35 : 4,302,214,218.81 = 1,822,362,873.30 : x
  2. Step 2: Convert to fraction form
    2,872,165,042.35/4,302,214,218.81 = 1,822,362,873.30/x
  3. Step 3: Cross multiply
    2,872,165,042.35x = 4,302,214,218.81 × 1,822,362,873.30
  4. Step 4: Simplify right side
    2,872,165,042.35x = 7,840,195,465,342,706,688
  5. Step 5: Solve for x
    x = 7,840,195,465,342,706,688/2,872,165,042.35
  6. Step 6: Final answer
    x = 2,729,716,207.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.